Date: Fri, 3 May 2013 16:29:51 +0000 (UTC) From: Dimitry Andric <dim@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r250217 - head/lib/clang/include/llvm/Config Message-ID: <201305031629.r43GTpO3036696@svn.freebsd.org>
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Author: dim Date: Fri May 3 16:29:51 2013 New Revision: 250217 URL: http://svnweb.freebsd.org/changeset/base/250217 Log: Allow building clang on older FreeBSD releases, where log2() does not exist yet. With this change, I have verified that building head on 8.1-RELEASE works. Noticed by: Ryan Stone <rysto32@gmail.com> Modified: head/lib/clang/include/llvm/Config/config.h Modified: head/lib/clang/include/llvm/Config/config.h ============================================================================== --- head/lib/clang/include/llvm/Config/config.h Fri May 3 15:54:13 2013 (r250216) +++ head/lib/clang/include/llvm/Config/config.h Fri May 3 16:29:51 2013 (r250217) @@ -5,6 +5,9 @@ #ifndef CONFIG_H #define CONFIG_H +/* Get __FreeBSD_version. */ +#include <osreldate.h> + /* Bug report URL. */ #define BUG_REPORT_URL "http://llvm.org/bugs/" @@ -248,7 +251,9 @@ #define HAVE_LOG10 1 /* Define to 1 if you have the `log2' function. */ +#if __FreeBSD_version >= 900027 || (__FreeBSD_version < 900000 && __FreeBSD_version >= 802502) #define HAVE_LOG2 1 +#endif /* Define to 1 if you have the `longjmp' function. */ #define HAVE_LONGJMP 1
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